Search Results - "Marklund, G.T."

Simultaneous observations of small multi-scale structures in an auroral arc by Dahlgren, H., Aikio, A., Kaila, K., Ivchenko, N., Lanchester, B.S., Whiter, D.K., Marklund, G.T.

“…Auroral arcs can develop small-scale distortions known as vortex streets or curls. Other common and somewhat larger spatially periodic distortions are auroral…”
Get full text

Effects in the Near‐Magnetopause Magnetosheath Elicited by Large‐Amplitude Alfvénic Fluctuations Terminating in a Field and Flow Discontinuity by Farrugia, C. J., Cohen, I. J., Vasquez, B. J., Lugaz, N., Alm, L., Torbert, R. B., Argall, M. R., Paulson, K., Lavraud, B., Gershman, D. J., Gratton, F. T., Matsui, H., Rogers, A., Forbes, T. G., Payne, D., Ergun, R. E., Mauk, B., Burch, J. L., Russell, C. T., Strangeway, R. J., Shuster, J., Nakamura, R., Fuselier, S. A., Giles, B. L., Khotyaintsev, Y. V., Lindqvist, P. A., Marklund, G.T., Petrinec, S. M., Pollock, C. J.

“…In this paper we report on a sequence of large‐amplitude Alfvénic fluctuations terminating in a field and flow discontinuity and their effects on…”
Get full text

On high-altitude electric fields in the auroral downward current region and their coupling to ionospheric electric fields by Marklund, G.T.

“…The downward field-aligned current region plays an active role in magnetosphere–ionosphere coupling processes associated with aurora. A quasi-static electric…”
Get full text

Editorial by Marklund, G.T., Lindqvist, P.-A.

Get full text

MEFISTO – An electric field instrument for BepiColombo/MMO by Blomberg, L.G., Matsumoto, H., Bougeret, J.-L., Kojima, H., Yagitani, S., Cumnock, J.A., Eriksson, A.I., Marklund, G.T., Wahlund, J.-E., Bylander, L., Åhlén, L., Holtet, J.A., Ishisaka, K., Kallio, E., Kasaba, Y., Matsuoka, A., Moncuquet, M., Mursula, K., Omura, Y., Trotignon, J.G.

“…MEFISTO, together with the companion instrument WPT, are planning the first-ever in situ measurements of the electric field in the magnetosphere of planet…”
Get full text

Solar wind—magnetosphere–ionosphere coupling: an event study based on Freja data by Blomberg, L.G., Eriksson, S., Cumnock, J.A., Yamauchi, M., Clemmons, J.H., Marklund, G.T., Lindqvist, P.-A., Karlsson, T., Lundin, R.

“…Freja data are used to study the relative contributions from the high-latitude (reconnection/direct entry) and low-latitude (viscous interaction) dynamos to…”
Get full text

Results from the DC electric field experiment on the Freja satellite by Karlsson, T., Marklund, G.T.

“…Observations by Freja were the first to show that positive potential structures associated with downward field-aligned electric fields exist in the downward…”
Get full text

Characteristics of the auroral particle acceleration in the upward and downward current regions by Marklund, G.T., Karlsson, T.

“…To understand auroral particle acceleration it is necessary to consider the entire auroral current circuit, from the generator in the outer magnetosphere to…”
Get full text